Edited the Pull Request Template

[chiragkhatri19]

Describe your changes

Deleted the Assignee and the Reviewer lines and edited the sub-titles too

Link to issue this resolves

https://github.com/brittanyjoiner15/eui-event-template/issues/90

Screenshot of changes(if relevant)

• [x] The title should be something descriptive about what you're changes do. (It will default to whatever you put as your commit message.)
• [x] This description should include ...
  • [x] A short summary of your changes
  • [x] A link to the issue that relates to these changes
  • [x] A screenshot of the changes if possible!
• [ ] Add brittanyjoiner15 as a reviewer
• [ ] Add yourself as assignee

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